JP4225355B2 - Panel mounting bracket - Google Patents

Description

  TECHNICAL FIELD The present invention relates to a panel mounting bracket used when a building panel such as a lightweight aerated concrete (ALC) panel is attached to a beam of a steel frame of a building to form a wall surface or an opening, and particularly welded at a construction site. It is related with the panel mounting bracket which does not need to.

  2. Description of the Related Art Conventionally, various methods have been developed and used for a method of constructing an outer wall by attaching a building panel such as an ALC panel to a beam of a steel frame of a building and a mounting bracket used therefor. In addition, there is a construction method in which this panel mounting can be carried out in a dry manner, and when the chassis swings due to an earthquake or the like, the panel locks following the swing of the chassis to prevent the breakage and improve the earthquake resistance. In addition, there have been proposed a method in which panel mounting work can be performed only from the indoor side, and there is no need to temporarily install a scaffold outside, and a construction method that does not require welding work between the mounting bracket and the frame at the construction site.

  However, these mounting brackets and construction methods generally have a problem in that the structure of the mounting bracket is complicated and the number of parts increases, resulting in an expensive problem. In addition, these mounting brackets are embedded in the panel to be fixed to the panel. Since it is necessary to increase the position accuracy of the anchor, skill is required, and there is a problem that the mounting of the mounting bracket is troublesome. Depending on the position of the opening, such as a building window, the width of the panel connected in the vertical direction may differ. In this case, mounting brackets are provided above and below each panel, increasing the number of mounting brackets. There was a problem that the cost and installation man-hour increased.

  The present invention is a panel mounting bracket that can be installed in a dry manner, can be easily installed with a simple structure even when the panel width connected in the vertical direction is different without the need for on-site welding, and the mounting cost and the mounting cost can be reduced. I will provide a.

  Each of the panel mounting brackets of the present invention has an L-shaped ruler member that is fixed to the upper surface of the beam of the steel frame of the building along the longitudinal direction, with the vertical surface protruding to the outdoor side with a desired width, and It is used in combination with an inner metal mold that is formed by bending a steel plate in a step shape to form a panel mounting structure.

  In the first aspect of the panel mounting bracket according to the present invention, a bolt member is provided with a long hole in the flat plate member, separated in a direction orthogonal to the long axis of the long hole, and fixed to the L-shaped ruler member. Protruding on one side of the flat plate member, and there is a notch between the center part and both side parts of the opposite side of the long hole with respect to the bolt member of the flat plate member, and only the central part is on the side opposite to the one side Are bent at right angles to each other to form a plane parallel to the long axis of the long hole, and projections are provided on both sides separated from the central portion on the one side, and the plane contacts the lower edge of the panel.

  In the second aspect, a long hole is provided in the flat plate member, and a bolt member for fixing to the L-shaped ruler member protruding in a direction perpendicular to the long axis of the long hole protrudes on one side of the flat plate member. The bolt member of the flat plate member has a notch between the center portion and both side portions of the opposite side of the long hole, and only the both side portions are bent at right angles to the side opposite to the one side, A plane parallel to the major axis of the panel is formed, and a projection is provided at a center portion separated from the both side portions on the one side, and the plane is in contact with the lower edge of the panel.

  In another aspect, a panel mounting bracket for attaching a panel to an L-shaped ruler member that has a vertical surface protruding to the outdoor side with a desired width along the longitudinal direction on the upper surface of a beam of a steel frame of a building. The vertical portion includes a vertical portion and a support portion formed so as to support the lower end edge surface of the upper panel by bending the upper center portion of the vertical portion in the horizontal direction to the outdoor side, It has the volt | bolt fixed below the support part and extended in the horizontal direction toward the indoor side, and the horizontal loose hole provided in the downward direction of this volt | bolt.

  In another aspect, there is provided a panel mounting bracket for attaching a panel to an L-shaped ruler member having a vertical surface projecting to the outdoor side with a desired width along a longitudinal direction of a beam upper surface of a steel frame of a building. A vertical portion and a support portion formed so that both upper side portions of the vertical portion are bent in the horizontal direction to the outdoor side to support the lower edge of the upper panel, and the vertical portion is supported. It has a bolt fixed to the lower part of the unit and extending horizontally toward the indoor side.

  It is preferable that a protrusion extending toward the indoor side is formed at the upper end of the vertical portion so as to be suspended from the top of the vertical surface of the ruler member.

  The panel mounting structure of the present invention uses any one of the panel mounting brackets described above, and the inner metal mold is bent at least at three places by a bent portion extending in the horizontal direction, and the substantially central portion is separated from the panel. The substantially central portion is disposed at the same level as the protrusion of the panel mounting bracket, and a loose hole is provided in a vertical portion in contact with the panel.

  Alternatively, using any of the panel mounting brackets described above, each ALC panel can be locked so that the lower part is free in the direction of the wall surface of the building with the bolt member as a fulcrum, and the earthquake resistance is improved. Have.

  Since the panel mounting hardware of the present invention is configured as described in detail above, when the ALC panel is mounted on the building frame, all work can be performed from the indoor side. Therefore, there is no need to temporarily install a scaffold outdoors, and there is no need for on-site welding, and the ALC panel can be easily attached.

  If the upper and lower ALC panels have different widths, a simplified panel mounting bracket can be used, so that the bracket cost and mounting cost can be reduced.

  As will be described later, the panel mounting brackets 10, 20, and 30 of the present invention are combined with a ruler member 4 and an inner metal fitting 6 fixed to a beam 3 of a steel frame of a building to form a panel mounting structure.

  As shown in FIGS. 1 and 2, the panel mounting bracket 10 of the present invention is extended vertically by being bent horizontally from the vertical portion 11 to the outdoor side as shown in FIGS. 1 and 2. A bolt 13 inserted into and fixed to the vertical surface 4a of the ruler member 4 and fixed to the lower side of the support 12 and extending toward the indoor side. And a loose hole 11a through which a bolt for fixing to the upper part of the lower panel is inserted.

  As shown in FIG. 5, the second form of the panel mounting bracket 20 is formed by omitting the lower part from the bolt 13 of the vertical portion 11 of the panel mounting bracket of the first form.

  As shown in FIG. 6, the third embodiment of the panel mounting bracket 30 is obtained by omitting the support portion 12 of the panel mounting bracket 10 of the first embodiment.

  Further, the panel mounting bracket of the fourth embodiment is at least one suspended from the upper ends of the vertical portions 11 and 21 of the panel mounting brackets 10 and 20 of the first and second embodiments and the top of the vertical surface 4a of the ruler member 4. The protrusions 14 and 24 are fixed toward the indoor side.

  The panel mounting bracket 10 according to the first embodiment is suitable for use when the upper and lower panels have the same width, and the panel mounting brackets 20 and 30 according to the second and third embodiments are used for the upper and lower panels. Suitable for use when the width is different. When the panel 1 is attached to the ruler member 4 fixed to the frame beam 3 using the panel mounting bracket 10 of the first embodiment, the upper anchor 1a embedded near the upper end of the panel 1 is attached to the upper anchor 1a. 1 is fixed to the lower anchor 1a by a bolt 5 and a lower end 1a is attached to the lower anchor 1a.

  The lower panel 1 is suspended from above the ruler member of the lower beam, and the lower end edge of the panel is attached to the support portion 12 of the lower panel mounting bracket 10 fixed to the ruler member 4 of the lower beam. With the surface supported, the bolt 13 at the center of the upper panel mounting bracket fixed to the upper end side of this panel is inserted into the hole in the vertical surface 4a of the ruler member 4 of the upper beam and tightened with the nut 7 By attaching, the panel mounting bracket 10 is fixed to the ruler member of the upper beam, and the ruler member 4 of the lower beam is fixed to the lower part of the lower end portion of the panel 6 and the projection 14 of the lower panel mounting bracket 10. The vertical surface 4a may be clamped.

  When attaching the panel to the ruler member 4 fixed to the housing using the second and third forms of panel attachment brackets 20 and 30, the panel attachment bracket 20 of the second aspect is attached to the ruler member 4 in advance. Are fixed to the lower end of the upper panel with the bolt 6 and the lower panel is fixed to the upper end of the lower panel with the bolt 33. It may be attached in the same manner as in the above example.

  Since all of these operations can be performed from the indoor side, there is no need to temporarily install a scaffold outside and no need for welding, so the panel can be easily attached. Further, the bolt insertion holes of these panel mounting brackets 10, 20 and 30 are loose holes 11a and 31a, and only one end of the panel is connected to the ruler member 4 of the upper beam with bolts 13, 23 and 33. Since the bolt 5 is passed through the loose hole with the ruler member 4 of the lower beam sandwiched between the inner metal mold 6 and the panel at the other end, the embedding position of the anchor 1a of the upper and lower panels is slightly shifted. The panel can be attached in place.

  Further, when the width of the upper and lower panels is different, a simplified panel mounting bracket may be used, so that the bracket cost and the mounting cost can be reduced. Further, at least one protrusion 14, 24 is fixed to the indoor side on the upper end of the vertical portion of the first and second panel mounting brackets 10, 20, and this protrusion is fixed to the vertical surface 4 a of the ruler member 4. If it is suspended on the horizontal top edge, the weight of the upper panel can be shared with the mounting bolt 5 and supported. If two or more protrusions 14 and 24 are provided at the same level, the panel mounting brackets 10 and 20 can be easily positioned, and the support parts 12 and 22 can be held horizontally. If 24 is provided in one place on the center line, the degree of freedom of the mounting position can be improved.

  Embodiments of the present invention will be described below with reference to the drawings. 1 and 2 are each a perspective view of an example of the panel mounting bracket 10 of the first embodiment, FIG. 1 is an example in which a pair of protrusions 14 are provided, and FIG. This is an example. 3 and 4 are a longitudinal sectional view and a rear view showing a state in which the ALC panel 1 is attached to the beam 3 of the casing using the mounting bracket 10 and the inner metal fitting 6 of FIG. 1 (IV-IV in FIG. 3). (Arrow view).

  1 is made of a plated steel plate having a thickness of 6 mm, a width of 125 mm, and a length of 172 mm, a flat vertical portion 11 and a width of 70 mm that is bent horizontally to the outdoor side slightly above the center. It is formed with a support portion 12 having a length of 60 mm. And on the center line of the vertical part 11, the base part of the volt | bolt 13 extended horizontally toward the indoor side is adhering a little below the said support part 12. As shown in FIG. As shown in FIG. 4, when the ALC panel 1 is supported by the support portion 12, when the building frame swings in the wall surface direction due to an earthquake or the like, each ALC panel 1 has a bolt 13 to which the panel mounting bracket 10 is fixed. Because it can be locked as a fulcrum, it is earthquake resistant.

  Further, a horizontally long loose hole 11 a is provided in the vicinity of the lower end portion of the vertical portion 11 of the panel mounting bracket 10.

  In this embodiment, one or a plurality of protrusions 14 are fixed to the upper end of the vertical portion 11 of the panel mounting bracket 10 toward the indoor side at the same level.

  In the panel mounting bracket 10 shown in FIG. 1, the vertical portion 11 has a bifurcated extension portion above the support portion 12, and a pair of protrusions 14 are located at the same level on the upper end portion. It is provided by pressing or the like toward the indoor side.

  As shown in FIG. 3, if the projection 14 is hooked on the horizontal top edge of the vertical surface 4 a of the ruler member 4, the weight of the ALC panel 1 is shared and supported by the panel mounting bolt 13 and the ruler member 4. Can do. Further, as shown in FIG. 1, if two or more protrusions 14 are provided at the same level, the panel mounting bracket 10 can be easily positioned and the support portion 12 can be held horizontally.

  In the panel mounting bracket 10 shown in FIG. 2, the vertical portion 11 has an extension extending along the center line above the support portion 12, and one protrusion 14 is provided at the upper end portion toward the indoor side. It is arranged. Thus, if the protrusion 14 is provided in one place on the center line, the degree of freedom of the attachment position can be improved.

  The Inazuma type metal fitting 6 is a steel plate having a thickness of 3.2 mm, a width of 70 mm, and a length of 110 mm, having a step in the center part in the longitudinal direction and having a cross section of the Inazuma type metal fitting 6 as shown in FIG. A loose hole 6b for inserting a bolt is provided on the center line of the flat portion. Further, ribs are formed on both sides of the locust type hardware 6 for reinforcement.

  A method of attaching the ALC panel 1 having a width of 600 mm, a thickness of 100 mm, and a length of 3500 mm to the beam 3 of the steel frame of the building using the panel mounting bracket 10 of FIG. 1 will be described below.

  As shown in FIGS. 3 to 4, an L-shaped ruler member 4 having a thickness of 4 mm, a horizontal portion width of 70 mm, and a vertical portion height of 90 mm is fixed to the beam 3 in the longitudinal direction. The horizontal portion 4b is fixed to the upper surface of the beam 3 with bolts and nuts 8 at a desired interval so that the vertical surface 4a projects to the outdoor side by a desired dimension. Further, bolt holes having a diameter slightly larger than the outer diameter of the mounting bolt are drilled at the same level in the vertical surface 4a at intervals substantially equal to the panel width. Therefore, a plurality of ALC panels 1 are juxtaposed and attached to the ruler member 4.

  In order to attach the ALC panel 1 to the ruler member 4, anchors 1 a for fixing the bolts 5 are embedded near the upper and lower ends of the ALC panel 1. For this purpose, a horizontal hole 1c is drilled from the long side edge near the upper end of the ALC panel 1 toward the center, and a vertical hole 1b perpendicular to the horizontal hole 1c is also drilled from the back of the panel. Then, the anchor 1a, which is tubular and has a bolt hole at the center, is inserted into the lateral hole 1c. A bolt 5 that penetrates the loose hole 11a of the panel mounting bracket 10 is inserted into the vertical hole 1b and fixed to the bolt hole of the anchor 1a. Similarly, an anchor 1a for fixing the bolt 5 is similarly embedded in the center near the lower end portion of the ALC panel 1, and the inner metal mold 6 is temporarily attached to the bolt 5 passing through the loose hole 6b via the washer 5a. Keep it attached.

  As described above, the lower panel 1 to which the anchor 1 a and the bolt 5 are attached is suspended from above the beam 3, and the lower end of the ALC panel 1 is attached to the support portion 12 of the panel mounting bracket 10 fixed to the lower beam 3. Support the facet. Bolts 5 are fastened so that the vertical surface 4a of the ruler member 4 of the lower beam 3 is sandwiched between the inner metal mold 6 at the lower end of the panel and the surface of the ALC panel 1. Since the bolt 5 is temporarily attached as described above, it is tightened again. The above portion is omitted on the lower side of FIG. 3 and corresponds to the lower end portion of the upper ALC panel 1 shown in the figure.

  With the projection 14 of the panel mounting bracket 10 fixed to the ALC panel 1 hooked on the top of the vertical surface 4a of the ruler member 4 of the upper beam 3, the bolt 13 is placed on the vertical surface 4a of the ruler member 4. It is inserted through the hole and fastened with a nut 7 through a washer 7a.

  After mounting the lower ALC panel 1 in this way, the upper panel 1 is mounted in the same manner, and this is repeated until all the ALC panels 1 are mounted. Then, the sealing material is applied to the joints of the adjacent ALC panels. Once filled, the work is complete. The dimensions of the ALC panel 1 and the panel mounting bracket 10 may be appropriately selected as necessary, and the protrusion 14 may be formed by bending an extension of the vertical portion 11 of the panel mounting bracket 10 ( The height is preferably about the thickness of the vertical portion 11 of the panel mounting bracket 10. Further, the anchor 1a embedded in the ALC panel 1 may have another shape, or may be embedded when the panel is manufactured.

  Since the bolt insertion hole of the panel mounting bracket 10 is the loose hole 11a as described above, the lower end portion of the ALC panel 1 is fixed while fixing the upper end portion of the ALC panel 1 to the ruler member 4 of the upper beam 3. Even when the anchoring position of the anchor 1a of the upper and lower ALC panels is slightly shifted when bolting with the ruler member 4 of the lower beam 3 sandwiched between the inner metal mold 6 fixed thereto and the ALC panel 1, the ALC The panel 1 can be attached at a predetermined position. Therefore, workability is good and the construction period and cost can be reduced. The insertion hole for the bolt 13 of the ruler member 4 may be a loose hole.

  FIG. 5 is a perspective view showing the panel mounting bracket 20 of the second embodiment, and FIG. 6 is a perspective view showing the panel mounting bracket 30 of the third embodiment. 7 to 11 show a state in which the ALC panel is attached to the beam 3 of the frame using these panel mounting brackets 20 and 30. Specifically, as shown in FIG. 9, ALC panels 1 and 15 having a width of 600 mm are attached to the top and bottom of an ALC panel 2 having a width of 300 mm.

  7 is a view taken in the direction of arrows (VI)-(VI) in FIG. 8, and FIG. 8 is a view taken in the direction of arrows (VIII)-(VIII) in FIG. FIG. 9 shows an example of the arrangement of the panels, and an opening (window) 28 is provided. 7 and 8 show the attachment part of the dotted circle (A) in FIG. 10 is a view taken in the direction of arrows (X)-(X) in FIG. 11, FIG. 11 is a view taken in the direction of arrows (XI)-(XI) in FIG. 10, and FIGS. The attachment part of a circle (B) is shown.

  The panel mounting bracket 20 shown in FIG. 5 is the same as the panel mounting bracket 10 in FIG. 1 except that the vertical portion 11 and the loose hole 11a below the bolt 13 of the panel mounting bracket 10 in FIG. It is the same.

  The panel mounting bracket 30 in FIG. 6 is obtained by removing the horizontal support portion 12 of the panel mounting bracket 10 in FIGS. 1 and 2, shortening the vertical portion 11 above the bolt 13 and omitting the protrusion 14.

  In this embodiment, the ruler member 4 of the upper and lower beams 3 has a horizontal portion 4b in the longitudinal direction on the upper surface of the beam 3 so that the vertical surface 4a projects to a desired dimension on the outdoor side as in the first embodiment. The bolts and nuts 8 are fixed at desired intervals. Further, holes for inserting the bolts 23 of the panel mounting bracket 20 or the bolts 33 of the panel mounting bracket 30 are drilled at the same level at predetermined intervals on the vertical surface 4a.

  As shown in FIGS. 7 to 8, in order to attach the panels 1 and 2 to the ruler member 4 using these panel attachment brackets, first, the panel attachment brackets 20 are spaced at intervals of 300 mm on the vertical surface 4 a of the ruler member 4. The bolt 23 is fixed to the vertical surface 4a of the ruler member 4 in a state where the projection 24 is suspended on the upper edge of the vertical surface 4a.

  The panel mounting bracket 30 is fixed with bolts 5 to the center upper end of the lower panel 1 having a width of 600 mm, and the inner metal fitting 6 (not shown) is attached to the lower end of the ALC panel 1 as in the first embodiment. Is temporarily fixed to an anchor la (not shown) embedded in the ALC panel.

  In addition, a panel mounting bracket 30 (not shown) is fixed to the upper end of the ALC panel 2 having a width of 300 mm, and the inner metal fitting 6 is temporarily fixed to the back of the lower end of the ALC panel 1 in the same manner. Keep it.

  In this state, the lower ALC panel 1 is suspended in the same manner as in the first embodiment, and the bolt 33 of the upper panel mounting bracket 30 is inserted into the hole of the vertical surface 4a of the ruler member 4 and fixed with the nut 7. Then, the bolts are fastened with the vertical surface 4a of the lower ruler member 4 sandwiched between the outer surface of the ALC panel 1 and the inner surface of the inner metal mold 6 (not shown). Then, one of the intermediate ALC panels 2 is suspended, and the vertical surface 4a of the ruler member 4 is connected to the outer surface of the panel and the inner surface with the lower end edge surface supported by the horizontal support portion 22 of the panel mounting bracket 20. The bolt 5 is fastened by being sandwiched between the inner surface of the mold 6.

  Next, another ALC panel 2 is attached in the same manner.

  Thereafter, as shown in FIGS. 10 to 11, the ALC panel 15 is suspended above the intermediate ALC panel 2, and the ruler member 4 in a state where the lower end facet is supported by the horizontal support portion 22 of the panel mounting bracket 20. The outer surface of the vertical surface 4a is sandwiched between the ALC panel 15 and the inner surface of the inertia-shaped metal piece 6, and the bolt 5 is fastened.

  If this operation is repeated, the panels 1, 2, and 15 can be attached to the frame beam 3. Finally, when the sealing material is filled in the joints of the ALC panels 1, 2, and 15, the operation is completed.

  If the panel mounting bracket 10 in FIG. 2 is used instead of the panel mounting bracket 10 in FIG. 1, it is possible to cope with a case where the end of the ruler member 4 is short, such as a corner of a building.

  12-16 shows the Example which provided the processus | protrusion of the cross-sectional triangle in the step part of the locust type metal fitting 6. FIG. The projection 14 of the panel mounting bracket 10 is formed by bending, and enters the triangular recess of the projection. 12 corresponds to FIG. 3, and FIG. 14 corresponds to FIG. FIG. 15 shows a state in which the inner metal fitting 6 is attached to the lower end portion of the ALC panel 1, and FIG. 16 shows a state in which the upper end portion of the ALC panel 1 is attached to the ruler member 4 by the panel attachment hardware 10.

It is a perspective view of the attachment metal fitting of the 1st example of the present invention. It is a perspective view of the attachment metal fitting of the 1st example of the present invention. It is a longitudinal cross-sectional view which shows the condition which attached the panel to the frame beam using the attachment metal fitting of 1st Example. It is the (IV)-(IV) arrow directional view of FIG. It is a perspective view of the attachment metal fitting of 2nd Example of this invention. It is a perspective view of the attachment metal fitting of 3rd Example of this invention. It is a front view ((VII)-(VII) arrow view of FIG. 8) which shows the condition which attached the panel to the frame beam using the mounting bracket of 2nd and 3rd Example. It is the (VIII)-(VIII) arrow directional view of FIG. It is a figure explaining the arrangement | sequence of an ALC panel. It is the (X)-(X) arrow view of FIG. It is the (XI)-(XI) arrow directional view of FIG. It is a longitudinal cross-sectional view which shows the condition which attached the panel to the frame beam using the attachment metal fitting of 1st Example. It is a perspective view which shows an example of a locust type metal fitting. It is a perspective view of the mounting bracket of the Example of this invention. It is a perspective view which shows an example of the lower end part of the panel which attached the locust type metal fitting. It is a perspective view which shows one Example which attached the upper end part of the panel to the ruler member through the dead weight receiving metal fitting.

Explanation of symbols

1, 2 and 15 Panel 1a Anchor 1b Vertical hole 1c Horizontal hole 3 Beam 4 Ruler member 4a Vertical surface 4b Horizontal part 5, 13, 23, 33 Bolt 6 Inama type metal 6a, 6b Loose hole 7 Nut 7a Washer 8 Bolt nut 10, 20 , 30 Panel mounting bracket 11, 21, 31 Vertical portion 11a, 31a Loose hole 12, 22 Support portion 14, 24 Protrusion 28 Opening portion

Claims (3)

A flat plate member is provided with a long hole, and a bolt member for fixing to an L-shaped ruler member is provided projecting on one side of the flat plate member, separated in a direction orthogonal to the long axis of the long hole. There is a notch between the center part and both side parts of the opposite side of the long hole with respect to the bolt member, and only the central part is bent at a right angle to the side opposite to the one side and parallel to the long axis of the long hole A flat surface is formed so that the flat surface is in contact with the lower edge of the panel, and is suspended from both sides separated from the central portion on one side of the horizontal top edge of the vertical surface of the ruler member. Panel mounting bracket provided with protrusions . A flat plate member is provided with a long hole, and a bolt member for fixing to an L-shaped ruler member is provided projecting on one side of the flat plate member, separated in a direction orthogonal to the long axis of the long hole. The bolt member has a notch between the center part and both side parts of the opposite side of the long hole, and only the both side parts are bent at a right angle to the side opposite to the one side so as to be parallel to the long axis of the long hole. A flat surface is formed, and the flat surface is in contact with a lower end edge surface of the panel, and a projection suspended from a horizontal top edge portion of a vertical surface of the ruler member is provided at the center portion on the one surface. , Panel mounting bracket. A panel mounting structure for fixing a panel to the L-shaped ruler member by the panel mounting bracket and the inazuma type hardware according to claim 1 or 2 , wherein the inazuma type hardware has a vertical portion in contact with the panel, It consists of a substantially central portion that is separated from the panel and a vertical portion that is in contact with the indoor side of the vertical surface of the L-shaped ruler member, and a concave portion that receives the projection of the panel mounting bracket is provided in the substantially central portion. A panel mounting structure in which a loose hole is provided in a vertical portion in contact with the panel and the substantially central portion is dimensioned to be at the same level as the protrusion of the panel mounting bracket .

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